25850319

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 15518001

約数列:

[1, 3, 11, 17, 33, 51, 59, 71, 121, 177, 187, 213, 363, 561, 649, 781, 1003, 1207, 1947, 2057, 2343, 3009, 3621, 4189, 6171, 7139, 8591, 11033, 12567, 13277, 21417, 25773, 33099, 39831, 46079, 71213, 121363, 138237, 146047, 213639, 364089, 438141, 506869, 783343, 1520607, 2350029, 8616773, 25850319]

約数ペア:

[(1, 25850319), (3, 8616773), (11, 2350029), (17, 1520607), (33, 783343), (51, 506869), (59, 438141), (71, 364089), (121, 213639), (177, 146047), (187, 138237), (213, 121363), (363, 71213), (561, 46079), (649, 39831), (781, 33099), (1003, 25773), (1207, 21417), (1947, 13277), (2057, 12567), (2343, 11033), (3009, 8591), (3621, 7139), (4189, 6171)]